EP1420073A3 - Method for manufacturing cellular metal with closed cell wall porosity - Google Patents
Method for manufacturing cellular metal with closed cell wall porosity Download PDFInfo
- Publication number
- EP1420073A3 EP1420073A3 EP03024149A EP03024149A EP1420073A3 EP 1420073 A3 EP1420073 A3 EP 1420073A3 EP 03024149 A EP03024149 A EP 03024149A EP 03024149 A EP03024149 A EP 03024149A EP 1420073 A3 EP1420073 A3 EP 1420073A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- closed cell
- cellular metal
- cell wall
- wall porosity
- manufacturing cellular
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/005—Casting metal foams
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/08—Alloys with open or closed pores
- C22C1/083—Foaming process in molten metal other than by powder metallurgy
- C22C1/086—Gas foaming process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/11—Making porous workpieces or articles
- B22F3/1103—Making porous workpieces or articles with particular physical characteristics
- B22F2003/1106—Product comprising closed porosity
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/298,785 US6881241B2 (en) | 2002-11-18 | 2002-11-18 | Method for manufacturing closed-wall cellular metal |
US298785 | 2002-11-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1420073A2 EP1420073A2 (en) | 2004-05-19 |
EP1420073A3 true EP1420073A3 (en) | 2006-03-29 |
Family
ID=32176219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03024149A Withdrawn EP1420073A3 (en) | 2002-11-18 | 2003-10-20 | Method for manufacturing cellular metal with closed cell wall porosity |
Country Status (3)
Country | Link |
---|---|
US (1) | US6881241B2 (en) |
EP (1) | EP1420073A3 (en) |
CA (1) | CA2445660C (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT411768B (en) * | 2002-09-09 | 2004-05-25 | Huette Klein Reichenbach Gmbh | METHOD AND DEVICE FOR PRODUCING FLOWABLE METAL FOAM |
WO2006021082A1 (en) * | 2004-08-24 | 2006-03-02 | Cymat Corp. | Apparatus for metal foam casting and methods therefor |
WO2013144881A2 (en) | 2012-03-27 | 2013-10-03 | Universidade Do Minho | Light-weight metallic structure and respective production method |
ES2526470B1 (en) * | 2013-06-06 | 2015-07-30 | Universidad De Valladolid | PROCEDURE FOR OBTAINING A METAL FOAM. |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5112697A (en) * | 1989-09-06 | 1992-05-12 | Alcan International Limited | Stabilized metal foam body |
US5334236A (en) * | 1991-05-31 | 1994-08-02 | Alcan International Limited | Process for producing shaped slabs of particle stabilized foamed metal |
AT410104B (en) * | 2001-06-15 | 2003-02-25 | Huette Klein Reichenbach Gmbh | Device, for introducing gas into melt of metal foam, comprises gas input tube extending into melt and having gas outlet cross-section with specified surface area and front surface area |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4314835A (en) * | 1980-03-10 | 1982-02-09 | Pelton Robert S | Method of producing foamed construction materials |
US4973358A (en) * | 1989-09-06 | 1990-11-27 | Alcan International Limited | Method of producing lightweight foamed metal |
-
2002
- 2002-11-18 US US10/298,785 patent/US6881241B2/en not_active Expired - Fee Related
-
2003
- 2003-10-20 EP EP03024149A patent/EP1420073A3/en not_active Withdrawn
- 2003-10-20 CA CA 2445660 patent/CA2445660C/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5112697A (en) * | 1989-09-06 | 1992-05-12 | Alcan International Limited | Stabilized metal foam body |
US5334236A (en) * | 1991-05-31 | 1994-08-02 | Alcan International Limited | Process for producing shaped slabs of particle stabilized foamed metal |
AT410104B (en) * | 2001-06-15 | 2003-02-25 | Huette Klein Reichenbach Gmbh | Device, for introducing gas into melt of metal foam, comprises gas input tube extending into melt and having gas outlet cross-section with specified surface area and front surface area |
Also Published As
Publication number | Publication date |
---|---|
US20040093987A1 (en) | 2004-05-20 |
CA2445660A1 (en) | 2004-05-18 |
US6881241B2 (en) | 2005-04-19 |
EP1420073A2 (en) | 2004-05-19 |
CA2445660C (en) | 2008-08-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
|
17P | Request for examination filed |
Effective date: 20060515 |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB |
|
17Q | First examination report despatched |
Effective date: 20070208 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20080513 |